CA Civ Code Section 1807.3

(a)

If any payment, other than a deferred downpayment, under a contract or refinancing agreement is more than twice the amount of an otherwise regularly scheduled equal payment, the contract or refinancing agreement shall contain the following provision: “The payment schedule contained in this contract requires that you make a balloon payment of $(Amount of balloon payment) which is a payment of more than double the amount of the regular payments. You have an absolute right to obtain a new payment schedule if you default in the payment of any balloon payment.”

(b)

If the buyer defaults in the payment of any balloon payment, he or she shall be given an absolute right to obtain a new payment schedule. Unless agreed to by the buyer, the periodic payments under the new schedule shall not be substantially greater than the average of the preceding installments.